a high-profile mistress, her alleged harassing e-mails and the fbi investigation that unraveled it all. >>> michael unmasked. a superstar who gave us "thriller." ♪ thriller >> obsessed with pills, shopping and his lost childhood. the explosive new book blowing the lid off the secret life of michael jackson and the question that still haunts his fans. >> did michael jackson ever molest a child? >>> and kirstie tells all. fresh off her turn on "dancing with the stars," she tells barbara walters ant her battles with weight and falling for patrick swayze and the love of her life, john travolta. >>> there is breaking news right now. for that, we go to the abc news desk. >> good evening, everyone. i'm paula farris. we have breaking news tonight on that widening e-mail scandal rocking washington and the world. a scandal that led to the resignation of cia chief david petraeus. late this evening, abc news learned that general john allen, the top u.s. commander in afghanistan, is being investigated for possibly inappropriate e-mail communications with one of the women linked to the petraeus sc